1453211663 has 8 divisors (see below), whose sum is σ = 1591753680. Its totient is φ = 1320565120.

The previous prime is 1453211647. The next prime is 1453211671. The reversal of 1453211663 is 3661123541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1453211663 - 2⁴ = 1453211647 is a prime.

It is a super-2 number, since 2×1453211663² = 4223648274958451138, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1453211623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1473353 + ... + 1474338.

It is an arithmetic number, because the mean of its divisors is an integer number (198969210).

Almost surely, 2^1453211663 is an apocalyptic number.

1453211663 is a deficient number, since it is larger than the sum of its proper divisors (138542017).

1453211663 is a wasteful number, since it uses less digits than its factorization.

1453211663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2947737.

The product of its digits is 12960, while the sum is 32.

The square root of 1453211663 is about 38121.0134046827. The cubic root of 1453211663 is about 1132.6862405708.

The spelling of 1453211663 in words is "one billion, four hundred fifty-three million, two hundred eleven thousand, six hundred sixty-three".